D
大規(guī)模集成電路 large scale integrated circuit (LSI)
大信號(hào)信躁比 signal-to-noise ratio of strong signal
帶成功結(jié)果的常規(guī)操作 normal operation with successful outcome
帶寬 bandwidth
帶內(nèi)導(dǎo)頻單邊帶 pilot tone-in-band single sideband
帶內(nèi)諧波 in-band harmonic
帶內(nèi)信令 in-band signalling
帶內(nèi)躁聲 in-band noise
帶通濾波器 band-pass filter
帶外發(fā)射 out-of-band emission
帶外功率 out-of-band power
帶外衰減 attenuation outside a channel
帶外信令 out-band signalling
帶狀線 stripline
單邊帶發(fā)射 single sideband (SSB) emission
單邊帶發(fā)射機(jī) single side-band (SSB) transmitter
單邊帶調(diào)制 single side band modulation
單邊帶解調(diào) single side band demodulation
單邊帶信號(hào)發(fā)生器 single side band signal generaltor
單端同步 single-ended synchronization
單工、雙半工 simplex, halfduplex
單工操作 simplex operation
單工無(wú)線電話機(jī) simplex radio telephone
單呼 single call
單頻雙工 single frequency duplex
單頻信令 single frequency signalling
單相對(duì)稱控制 symmetrical control (single phase)
單相非對(duì)稱控制 asymmetrical control (single phase)
單向 one-way
單向的 unidirectional
單向控制 unidirectional control
單信道地面和機(jī)載無(wú)線電分系統(tǒng) SINCGARS
單信道無(wú)繩電話機(jī) single channel cordless telephone
單信號(hào)方法 single-signal method
單音 tone
單音脈沖 tone pulse
單音脈沖持續(xù)時(shí)間 tone pulse duration
單音脈沖的單音頻率 tone frequency of tone pulse
單音脈沖上升時(shí)間 tone pulse rise time
單音脈沖下降時(shí)間 tone pulse decay time
單音制 individual tone system
單元電纜段（中繼段） elementary cable section (repeater section)
單元再生段 elementary regenerator section (regenerator section)
單元增音段，單元中繼段 elementary repeater section
當(dāng)被呼移動(dòng)用戶不回答時(shí)的呼叫轉(zhuǎn)移 call forwarding on no reply (CFNRy)
當(dāng)被呼移動(dòng)用戶忙時(shí)的呼叫轉(zhuǎn) calling forwarding on mobile subscriber busy (CFB)
當(dāng)漫游到原籍PLMN國(guó)家以外時(shí)禁止所有入呼 barring of incoming calls when roaming outside the home PLMN country (BIC-Roam)
當(dāng)前服務(wù)的基站 current serving BS
當(dāng)無(wú)線信道擁擠時(shí)的呼叫轉(zhuǎn)移
calling forward on mobile subscriber not reachable (CENRc)
刀型天線 blade antenna
導(dǎo)頻 pilot frequency
導(dǎo)頻跌落pilot fall down
倒L型天線 inverted-L antenna
等步的 isochronous
等幅電報(bào) continuous wave telegraph
等權(quán)網(wǎng)（互同步網(wǎng)） democratic network (mutually synchronized network)
等效比特率 equivalent bit rate
等效地球半徑 equivalent earth radius
等效二進(jìn)制數(shù) equivalent binary content
等效全向輻射功率 equivalent isotropically radiated power (e. i. r. p.)
等效衛(wèi)星線路躁聲溫度 equivalent satellite link noise temperature
低軌道衛(wèi)星系統(tǒng) LEO satellite mobile communication system
低氣壓實(shí)驗(yàn) low atmospheric pressure test
低時(shí)延碼激勵(lì)線性預(yù)測(cè)編碼 low delay CELP (LD-CELP)
低通濾波器 low pass filter
低溫實(shí)驗(yàn) low temperature test
低躁聲放大器 low noise amplifier
地-空路徑傳播 earth-space path propagation
地-空通信設(shè)備 ground/air communication equipment
地波 ground wave
地面連線用戶 land line subscriber
地面無(wú)線電通信 terrestrial radio communication
地面站（電臺(tái)） terrestrial station
第N次諧波比 nth harmonic ratio
第二代無(wú)繩電話系統(tǒng) cordless telephone system second generation (CT-2)
第三代移動(dòng)通信系統(tǒng) third generation mobile systems
點(diǎn)波束天線 spot beam antenna
點(diǎn)對(duì)地區(qū)通信 point-area communication
點(diǎn)對(duì)點(diǎn)通信 point-point communication
點(diǎn)至點(diǎn)的GSM PLMN連接 point to point GSM PLMN
電報(bào) telegraphy
電報(bào)電碼 telegraph code
電波衰落 radio wave fading
電池功率 power of battery
電池能量 energy capacity of battery
電池容量 battery capacity
電池組 battery
電磁波 electromagnetic wave
電磁波反射 reflection of electromagnetic wave
電磁波饒射 diffraction of electromagnetic wave
電磁波散射 scattering of electromagnetic wave
電磁波色射 dispersion of electromagnetic wave
電磁波吸收 absorption of electromagnetic wave
電磁波折射 refraction of electromagnetic wave
電磁場(chǎng) electromagnetic field
電磁發(fā)射 electromagnetic field
電磁輻射 electromagnetic emission
電磁干擾 electromagnetic interference (EMI)
電磁感應(yīng) electromagnetic induction
電磁環(huán)境 electromagnetic environment
電磁兼容性 electromagnetic compatibility (EMC)
電磁兼容性電平 electromagnetic compatibility level
電磁兼容性余量 electromagnetic compatibility margin
電磁脈沖 electromagnetic pulse (EMP)
電磁脈沖干擾 electromagnetic pulse jamming
電磁敏感度 electromagnetic susceptibility
電磁能 electromagnetic energy
電磁耦合 electromagnetic coupling
電磁屏蔽 electromagnetic shielding
電磁屏蔽裝置 electromagnetic screen
電磁騷擾 electromagnetic disturbance
電磁噪聲 electromagnetic noise
電磁污染 electromagnetic pollution
電動(dòng)勢(shì) electromotive force (e. m. f.)
電話機(jī) telephone set
電話局容量 capacity of telephone exchange
電話型電路 telephone-type circuit
電話型信道 telephone-type channel
電離層 ionosphere
電離層波 ionosphere wave
電離層傳播 ionosphere propagation
電離層反射 ionosphere reflection
電離層反射傳播 ionosphere reflection propagation
電離層散射傳播 ionosphere scatter propagation
電離層折射 ionosphere refraction
電離層吸收 ionosphere absorption
電離層騷擾 ionosphere disturbance
電流探頭 current probe
電路交換 circuit switching
電屏蔽 electric shielding
電視電話 video-telephone, viewphone, visual telephone
電臺(tái)磁方位 magnetic bearing of station
電臺(tái)方位 bearing of station
電臺(tái)航向 heading of station
電文編號(hào) message numbering
電文隊(duì)列 message queue
電文格式 message format
電文交換 message switching
電文交換網(wǎng)絡(luò) message switching network
電文結(jié)束代碼 end-of-message code
電文路由選擇 message routing
電小天線 electronically small antenna
電信管理網(wǎng)絡(luò) telecommunication management network (TMN)
電信會(huì)議 teleconferencing
電壓變化 voltage change
電壓變化持續(xù)時(shí)間 duration of a voltage change
電壓變化的發(fā)生率 rate of occurrence of voltage changes
電壓變化時(shí)間間隔 voltage change interval
電壓波動(dòng) voltage fluctuation
電壓波動(dòng)波形 voltage fluctuation waveform
電壓波動(dòng)量 magnitude of a voltage fluctuation
電壓不平衡 voltage imbalance, voltage unbalance
電壓浪涌 voltage surge
電壓驟降 voltage dip
電源 power supply
電源電壓調(diào)整率 line regulation
電源抗擾性 mains immunity
電源持續(xù)工作能力 continuous operation ability of the power supply
電源去耦系數(shù) mains decoupling factor
電源騷擾 mains disturbance
電子干擾 electronic jamming
電子工業(yè)協(xié)會(huì) Electronic Industries Association (EIA)
電子系統(tǒng)工程 electronic system engineering
電子自動(dòng)調(diào)諧 electronic automatic tuning
電子組裝 electronic packaging
電阻溫度計(jì) resistance thermometer
跌落試驗(yàn) fall down test
頂部加載垂直天線 top-loaded vertical antenna
定長(zhǎng)編碼 block code
定期頻率預(yù)報(bào) periodical frequency forecast
定時(shí) clocking
定時(shí)超前 timing advance
定時(shí)電路 timing circuit
定時(shí)恢復(fù)（定時(shí)抽?。?timing recovery (timing extration)
定時(shí)截尾試驗(yàn) fixed time test
定時(shí)信號(hào) timing signal
定數(shù)截尾試驗(yàn) fixed failure number test
定向天線 directional antenna
定型試驗(yàn) type test
動(dòng)態(tài)頻率分配 dynamic frequency allocation
動(dòng)態(tài)信道分配 dynamic channel allocation
動(dòng)態(tài)重組 dynamic regrouping
動(dòng)態(tài)自動(dòng)增益控制特性 dynamic AGC characteristic
抖動(dòng) jitter
獨(dú)立邊帶 independent sideband
獨(dú)立故障 independent fault
端到端業(yè)務(wù) teleservice
短波傳播 short wave propagation
短波通信 short wave communication
短路保護(hù) short-circuit protection
短期抖動(dòng)指示器 short-term flicker indicator
短期頻率穩(wěn)定度 short-term frequency stability
短時(shí)間中斷（供電電壓） short interruption (of supply voltage)
段終端 section termination
對(duì)稱二元碼 symmetrical binary code
對(duì)地靜止衛(wèi)星 geostationary satellite
對(duì)地靜止衛(wèi)星軌道 geostationary satellite orbit
對(duì)地同步衛(wèi)星 geosynchronous satellite
對(duì)講電話機(jī) intercommunicating telephone set
對(duì)空臺(tái) aeronautical station
對(duì)流層 troposphere
對(duì)流層波道 troposphere duct
對(duì)流層傳播 troposphere propagation
對(duì)流層散射傳播 troposphere scatter propagation
多次調(diào)制 multiple modulation
多點(diǎn)接入 multipoint access
多電平正交調(diào)幅 multi-level quadrature amplitude modulation (QAM)
多分轉(zhuǎn)站網(wǎng) multidrop network
多服務(wù)器隊(duì)列 multiserver queue
多工 multiplexing
多工器 nultiplexer
多功能系統(tǒng) MRS
多級(jí)處理 multilevel processing
多級(jí)互連網(wǎng)絡(luò) multistage interconnecting network
多級(jí)衛(wèi)星線路 multi-satellite link
多徑 multipath
多徑傳播 multipath propagation
多徑傳播函數(shù) nultipath propagation function
多徑分集 multipath diversity
多徑時(shí)延 multipath delay
多徑衰落 multipath fading
多徑效應(yīng) multipath effect
多路復(fù)接 multiplexing
多路接入 multiple access
多路信道 multiplexor channel
多脈沖線性預(yù)測(cè)編碼 multi-pulse LPC (MPLC)
多頻信令 multifrequency signalling
多普勒頻移 Doppler shift
多跳路徑 multihop path
多信道選取 multichannel access (MCA)
多信道自動(dòng)撥號(hào)移動(dòng)通信系統(tǒng)
multiple-channel mobile communication system with automatic dialing
多優(yōu)先級(jí) multiple priority levels
多幀 multiframe
多址呼叫 multiaddress call
多址聯(lián)接 multiple access
多重時(shí)幀 multiple timeframe
多用戶信道 multi-user channel
大規(guī)模集成電路 large scale integrated circuit (LSI)
大信號(hào)信躁比 signal-to-noise ratio of strong signal
帶成功結(jié)果的常規(guī)操作 normal operation with successful outcome
帶寬 bandwidth
帶內(nèi)導(dǎo)頻單邊帶 pilot tone-in-band single sideband
帶內(nèi)諧波 in-band harmonic
帶內(nèi)信令 in-band signalling
帶內(nèi)躁聲 in-band noise
帶通濾波器 band-pass filter
帶外發(fā)射 out-of-band emission
帶外功率 out-of-band power
帶外衰減 attenuation outside a channel
帶外信令 out-band signalling
帶狀線 stripline
單邊帶發(fā)射 single sideband (SSB) emission
單邊帶發(fā)射機(jī) single side-band (SSB) transmitter
單邊帶調(diào)制 single side band modulation
單邊帶解調(diào) single side band demodulation
單邊帶信號(hào)發(fā)生器 single side band signal generaltor
單端同步 single-ended synchronization
單工、雙半工 simplex, halfduplex
單工操作 simplex operation
單工無(wú)線電話機(jī) simplex radio telephone
單呼 single call
單頻雙工 single frequency duplex
單頻信令 single frequency signalling
單相對(duì)稱控制 symmetrical control (single phase)
單相非對(duì)稱控制 asymmetrical control (single phase)
單向 one-way
單向的 unidirectional
單向控制 unidirectional control
單信道地面和機(jī)載無(wú)線電分系統(tǒng) SINCGARS
單信道無(wú)繩電話機(jī) single channel cordless telephone
單信號(hào)方法 single-signal method
單音 tone
單音脈沖 tone pulse
單音脈沖持續(xù)時(shí)間 tone pulse duration
單音脈沖的單音頻率 tone frequency of tone pulse
單音脈沖上升時(shí)間 tone pulse rise time
單音脈沖下降時(shí)間 tone pulse decay time
單音制 individual tone system
單元電纜段（中繼段） elementary cable section (repeater section)
單元再生段 elementary regenerator section (regenerator section)
單元增音段，單元中繼段 elementary repeater section
當(dāng)被呼移動(dòng)用戶不回答時(shí)的呼叫轉(zhuǎn)移 call forwarding on no reply (CFNRy)
當(dāng)被呼移動(dòng)用戶忙時(shí)的呼叫轉(zhuǎn) calling forwarding on mobile subscriber busy (CFB)
當(dāng)漫游到原籍PLMN國(guó)家以外時(shí)禁止所有入呼 barring of incoming calls when roaming outside the home PLMN country (BIC-Roam)
當(dāng)前服務(wù)的基站 current serving BS
當(dāng)無(wú)線信道擁擠時(shí)的呼叫轉(zhuǎn)移
calling forward on mobile subscriber not reachable (CENRc)
刀型天線 blade antenna
導(dǎo)頻 pilot frequency
導(dǎo)頻跌落pilot fall down
倒L型天線 inverted-L antenna
等步的 isochronous
等幅電報(bào) continuous wave telegraph
等權(quán)網(wǎng)（互同步網(wǎng)） democratic network (mutually synchronized network)
等效比特率 equivalent bit rate
等效地球半徑 equivalent earth radius
等效二進(jìn)制數(shù) equivalent binary content
等效全向輻射功率 equivalent isotropically radiated power (e. i. r. p.)
等效衛(wèi)星線路躁聲溫度 equivalent satellite link noise temperature
低軌道衛(wèi)星系統(tǒng) LEO satellite mobile communication system
低氣壓實(shí)驗(yàn) low atmospheric pressure test
低時(shí)延碼激勵(lì)線性預(yù)測(cè)編碼 low delay CELP (LD-CELP)
低通濾波器 low pass filter
低溫實(shí)驗(yàn) low temperature test
低躁聲放大器 low noise amplifier
地-空路徑傳播 earth-space path propagation
地-空通信設(shè)備 ground/air communication equipment
地波 ground wave
地面連線用戶 land line subscriber
地面無(wú)線電通信 terrestrial radio communication
地面站（電臺(tái)） terrestrial station
第N次諧波比 nth harmonic ratio
第二代無(wú)繩電話系統(tǒng) cordless telephone system second generation (CT-2)
第三代移動(dòng)通信系統(tǒng) third generation mobile systems
點(diǎn)波束天線 spot beam antenna
點(diǎn)對(duì)地區(qū)通信 point-area communication
點(diǎn)對(duì)點(diǎn)通信 point-point communication
點(diǎn)至點(diǎn)的GSM PLMN連接 point to point GSM PLMN
電報(bào) telegraphy
電報(bào)電碼 telegraph code
電波衰落 radio wave fading
電池功率 power of battery
電池能量 energy capacity of battery
電池容量 battery capacity
電池組 battery
電磁波 electromagnetic wave
電磁波反射 reflection of electromagnetic wave
電磁波饒射 diffraction of electromagnetic wave
電磁波散射 scattering of electromagnetic wave
電磁波色射 dispersion of electromagnetic wave
電磁波吸收 absorption of electromagnetic wave
電磁波折射 refraction of electromagnetic wave
電磁場(chǎng) electromagnetic field
電磁發(fā)射 electromagnetic field
電磁輻射 electromagnetic emission
電磁干擾 electromagnetic interference (EMI)
電磁感應(yīng) electromagnetic induction
電磁環(huán)境 electromagnetic environment
電磁兼容性 electromagnetic compatibility (EMC)
電磁兼容性電平 electromagnetic compatibility level
電磁兼容性余量 electromagnetic compatibility margin
電磁脈沖 electromagnetic pulse (EMP)
電磁脈沖干擾 electromagnetic pulse jamming
電磁敏感度 electromagnetic susceptibility
電磁能 electromagnetic energy
電磁耦合 electromagnetic coupling
電磁屏蔽 electromagnetic shielding
電磁屏蔽裝置 electromagnetic screen
電磁騷擾 electromagnetic disturbance
電磁噪聲 electromagnetic noise
電磁污染 electromagnetic pollution
電動(dòng)勢(shì) electromotive force (e. m. f.)
電話機(jī) telephone set
電話局容量 capacity of telephone exchange
電話型電路 telephone-type circuit
電話型信道 telephone-type channel
電離層 ionosphere
電離層波 ionosphere wave
電離層傳播 ionosphere propagation
電離層反射 ionosphere reflection
電離層反射傳播 ionosphere reflection propagation
電離層散射傳播 ionosphere scatter propagation
電離層折射 ionosphere refraction
電離層吸收 ionosphere absorption
電離層騷擾 ionosphere disturbance
電流探頭 current probe
電路交換 circuit switching
電屏蔽 electric shielding
電視電話 video-telephone, viewphone, visual telephone
電臺(tái)磁方位 magnetic bearing of station
電臺(tái)方位 bearing of station
電臺(tái)航向 heading of station
電文編號(hào) message numbering
電文隊(duì)列 message queue
電文格式 message format
電文交換 message switching
電文交換網(wǎng)絡(luò) message switching network
電文結(jié)束代碼 end-of-message code
電文路由選擇 message routing
電小天線 electronically small antenna
電信管理網(wǎng)絡(luò) telecommunication management network (TMN)
電信會(huì)議 teleconferencing
電壓變化 voltage change
電壓變化持續(xù)時(shí)間 duration of a voltage change
電壓變化的發(fā)生率 rate of occurrence of voltage changes
電壓變化時(shí)間間隔 voltage change interval
電壓波動(dòng) voltage fluctuation
電壓波動(dòng)波形 voltage fluctuation waveform
電壓波動(dòng)量 magnitude of a voltage fluctuation
電壓不平衡 voltage imbalance, voltage unbalance
電壓浪涌 voltage surge
電壓驟降 voltage dip
電源 power supply
電源電壓調(diào)整率 line regulation
電源抗擾性 mains immunity
電源持續(xù)工作能力 continuous operation ability of the power supply
電源去耦系數(shù) mains decoupling factor
電源騷擾 mains disturbance
電子干擾 electronic jamming
電子工業(yè)協(xié)會(huì) Electronic Industries Association (EIA)
電子系統(tǒng)工程 electronic system engineering
電子自動(dòng)調(diào)諧 electronic automatic tuning
電子組裝 electronic packaging
電阻溫度計(jì) resistance thermometer
跌落試驗(yàn) fall down test
頂部加載垂直天線 top-loaded vertical antenna
定長(zhǎng)編碼 block code
定期頻率預(yù)報(bào) periodical frequency forecast
定時(shí) clocking
定時(shí)超前 timing advance
定時(shí)電路 timing circuit
定時(shí)恢復(fù)（定時(shí)抽?。?timing recovery (timing extration)
定時(shí)截尾試驗(yàn) fixed time test
定時(shí)信號(hào) timing signal
定數(shù)截尾試驗(yàn) fixed failure number test
定向天線 directional antenna
定型試驗(yàn) type test
動(dòng)態(tài)頻率分配 dynamic frequency allocation
動(dòng)態(tài)信道分配 dynamic channel allocation
動(dòng)態(tài)重組 dynamic regrouping
動(dòng)態(tài)自動(dòng)增益控制特性 dynamic AGC characteristic
抖動(dòng) jitter
獨(dú)立邊帶 independent sideband
獨(dú)立故障 independent fault
端到端業(yè)務(wù) teleservice
短波傳播 short wave propagation
短波通信 short wave communication
短路保護(hù) short-circuit protection
短期抖動(dòng)指示器 short-term flicker indicator
短期頻率穩(wěn)定度 short-term frequency stability
短時(shí)間中斷（供電電壓） short interruption (of supply voltage)
段終端 section termination
對(duì)稱二元碼 symmetrical binary code
對(duì)地靜止衛(wèi)星 geostationary satellite
對(duì)地靜止衛(wèi)星軌道 geostationary satellite orbit
對(duì)地同步衛(wèi)星 geosynchronous satellite
對(duì)講電話機(jī) intercommunicating telephone set
對(duì)空臺(tái) aeronautical station
對(duì)流層 troposphere
對(duì)流層波道 troposphere duct
對(duì)流層傳播 troposphere propagation
對(duì)流層散射傳播 troposphere scatter propagation
多次調(diào)制 multiple modulation
多點(diǎn)接入 multipoint access
多電平正交調(diào)幅 multi-level quadrature amplitude modulation (QAM)
多分轉(zhuǎn)站網(wǎng) multidrop network
多服務(wù)器隊(duì)列 multiserver queue
多工 multiplexing
多工器 nultiplexer
多功能系統(tǒng) MRS
多級(jí)處理 multilevel processing
多級(jí)互連網(wǎng)絡(luò) multistage interconnecting network
多級(jí)衛(wèi)星線路 multi-satellite link
多徑 multipath
多徑傳播 multipath propagation
多徑傳播函數(shù) nultipath propagation function
多徑分集 multipath diversity
多徑時(shí)延 multipath delay
多徑衰落 multipath fading
多徑效應(yīng) multipath effect
多路復(fù)接 multiplexing
多路接入 multiple access
多路信道 multiplexor channel
多脈沖線性預(yù)測(cè)編碼 multi-pulse LPC (MPLC)
多頻信令 multifrequency signalling
多普勒頻移 Doppler shift
多跳路徑 multihop path
多信道選取 multichannel access (MCA)
多信道自動(dòng)撥號(hào)移動(dòng)通信系統(tǒng)
multiple-channel mobile communication system with automatic dialing
多優(yōu)先級(jí) multiple priority levels
多幀 multiframe
多址呼叫 multiaddress call
多址聯(lián)接 multiple access
多重時(shí)幀 multiple timeframe
多用戶信道 multi-user channel